<?php

namespace app\admin\controller\user;

use app\common\controller\Backend;
use think\Exception;
use think\exception\DbException;
use think\response\Json;

/**
 * 用户课程
 *
 * @icon fa fa-circle-o
 */
class Course extends Backend
{

    /**
     * Course模型对象
     * @var \app\admin\model\user\Course
     */
    protected $model = null;

    /**
     * 快速搜索时执行查找的字段
     */
    protected $searchFields = 'uid';

    /**
     * 是否是关联查询
     */
    protected $relationSearch = true;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\user\Course;

    }



    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */

    /**
     * 列表
     * @return string|Json
     * @throws Exception
     * @throws DbException
     */
    public function index()
    {
        // 设置过滤方法
        $this->request->filter(['strip_tags', 'trim']);
        if ($this->request->isAjax()) {
            //如果发送的来源是Selectpage，则转发到Selectpage
            if ($this->request->request('keyField')) {
                return $this->selectpage();
            }
            list($where, $sort, $order, $offset, $limit) = $this->buildparams();
            $list = $this->model
                ->with('courseWith')
                ->where($where)
                ->order($sort, $order)
                ->paginate($limit);
            $list = $list ? $list->toArray() : [];
            $rows = $list['data'];
            $result = array("total" => $list['total'], "rows" => $rows);

            return json($result);
        }
        return $this->view->fetch();
    }

    /**
     *  编辑
     * @param null $ids
     * @return string
     * @throws DbException
     * @throws Exception
     */
    public function edit($ids = null): string
    {
        // 查询详情
        $row = $this->model->get($ids);
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $row = $row ? $row->toArray() : [];
        $row['expire'] = date('Y-m-d H:i:s',$row['expire']);

        // 提交保存
        if ($this->request->isPost()) {
            // 提取参数
            $params = $this->request->post("row/a");
            if (!$params) {
                $this->error('请求参数不得为空');
            }

            // 转换时间戳
            $expire = strtotime($params['expire']);
            if(!$expire){
                $this->error('时间格式不正确');
            }

            // 更新数据
            $time = time();
            $saveData = [
                'expire' => $expire,
                'tag' => $params['tag'],
                'u_time' => $time,
            ];
            $isUpdate = $this->model->where(['id' => $ids])->update($saveData);
            if ($isUpdate === false) {
                $this->error('更新数据失败');
            }
            $this->success();
        }

        $this->view->assign('row', $row);
        return $this->view->fetch();
    }

}
